Garmin Forerunner 235 vs Garmin Forerunner 645

Design:

Garmin Forerunner 235
Design

Garmin Forerunner 235 is a continuation of the forerunner series. It's known to become one of the famous smartwatches which are packed with various fitness and health features. The lens of this watch is made of chemically strengthened glass. Similarly, the band is made of silicone and is available in a wide variety of gorgeous colors that look even more stylish. It is a lightweight watch and can be comfortably worn on your wrist. You can stay on pace with your records on this device. It comes with smart features and GPS sensors. Moreover, you can pair it with your smartphone for connected features like smart notifications, audio prompts, and live tracking. Read More

Garmin Forerunner 645
Design

Forerunner 645 is the smartwatch that lets the user run and has a track without feeling the need for their phone on their side. By using this, watch, one will easily run without missing out on any smart features. This watch has all the modern features like responding to your emails, and message and therefore provide all important updates. The lens material of the product is made of corning gorilla glass. Similarly, the strap material is made of silicone and the bezel material is made of highly durable stainless steel. The forerunner 645 is available in these colors i.e. black, cerise color, and sandstone. Read More

Specifications:

1.23"

Screen Size

1.2"

Touch Screen

215 x 180px

Resolution

240 x 240px
42g

Weight

41.8g

Waterproof

60°C

Max Temperature

-20°C

Min Temperature

Replaceable Band

Band Width

20mm

Screen protection

216

Battery Life

168
2h

Charging Time

Garmin Forerunner 235
Specifications

Garmin Forerunner 235 offers a lot of specifications. The screen size is 1.2 inches. It has wireless display features with a 215 × 180 pixels display. The product dimensions are 1.77 × 1.77 × 0.46 inches. It is a lightweight watch and weighs about 1.6 ounces. This watch also comes with features like auto lap and auto pause features. Battery life is quite good for about 9 days in watch mode and 11 hours for GPS training. Also, it’s waterproof and therefore has a resistance of 5 ATM. Moreover, it works best in visible light and trans reflect memory in pixels. Forerunner 235 also requires one lithium-ion battery for better working and performance. Read Full Specs

Garmin Forerunner 645
Specifications

The forerunner 645 has a screen size of 1.2" (30.4 mm) diameter. There is no touchscreen available. The screen resolution of the product is 240 x 240 pixels. The total weight of forerunner 645 is around 41.8g. Also, it’s waterproof and has a depth rating of up to 5 ATM. The maximum operating temperature range is from -20º to 60ºC (from -4º to 140ºF). The watch band is replaceable and therefore one can change it based on their need. Equipped with a gorilla glass version, the battery life last up to 7 days. And with GPS mode it will last up to 14 days. Read Full Specs

Activity Tracking:

GPS Tracking

Route Tracking

Heart Rate Monitoring

Blood Oxygenation

Activity Detection

Distance Tracking

Step Tracking

Elevation Tracking

Bike Ccadence Monitoring

Sleep Tracking

Calories Intake Tracking

Calories Burned Tracking

Weight Tracking

Water Intake Tracking

Body Temperature

Sport Activities Tracking

Garmin Forerunner 235
Activity Tracking:

Forerunner 235 is found compatible with smartphones. It provides compatibility with Garmin maps as well. This device can control smartphone music as well. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. Whether you are on a trail or away from your working place, you will still receive texts, emails, and alerts. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This is done to view workout summaries, create goals, and much more. Read More

Garmin Forerunner 645
Activity Tracking:

There are various tracking features that the forerunner 645 adheres like the availability of GPS which will track the precise location of the user. Similarly, it is also equipped with a route tracker. There is a heart rate monitor available that will monitor the blood oxygenation levels. It also detects all the activities automatically like the distance traveled, the steps taken in a day, and an elevation crossed. The cadence sensor will calculate the average cadences in a day. The sleep tracker is also present. The weight tracking and calories burnt are also calculated. Lastly, with multi-sports mode available it will let the user perform various challenges. Read More

Compatibility & Connectivity

Android Compatibilty

IOS Compatibilty

Mac OS Compatibility

Syncs Wirelessly

Automatic Syncing

Wi-Fi Module

Cellular Module

Call Control

Sport Activities Tracking

Camera Remote Control

Garmin Forerunner 235
Compatibility & Connectivity

Amazing tracking features make devices more interesting and can make our life a lot easier. It is a simple and stylish watch that keeps track of your pace, distance traveled, and calories burnt during a workout. It also identifies personal records like running etc. A virtual pacer is attached that compares the current pace to the target that you have set. You can also plan and share your running record at the Garmin Connect app. This watch will notify you when you have completed your target. It can show history for about 8 days. This device also tracks your heart rate. Moreover, kid-tracking features are also available. You can connect it with different challenges apps as well. Read More

Garmin Forerunner 645
Compatibility & Connectivity

Garmin Forerunner 645 is found compatible with both Android and iOS users. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly using Bluetooth technology. Moreover, it is also found compatible with Windows or Mac. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This also helps you to see the route you have traveled, and you can view the distance covered and activities summary as well. Read More

Bottom Line

Garmin Forerunner 235 Pros

  • Active screen display
  • Sleep and heart rate tracking
  • GPS and GLONASS
  • 5 ATM water resistance
  • Compatible with ANT+ straps
  • Can be connected to Garmin Apps

Garmin Forerunner 645 Pros

  • Lightweight
  • Easy to read
  • Comfortable to carry all-day
  • Physical buttons present
  • Great battery life
  • Advanced running metrics

Garmin Forerunner 235 Cones

  • Pace features are tricky.
  • No touch screen.
  • No topographical maps.
  • Lack of sensors like Altimeter, Barometer, etc.

Garmin Forerunner 645 Cones

  • No touchscreen
  • Glitchy Bluetooth connection
  • The music app is limited
  • Expensive

Design:

Garmin Forerunner 235
Design

Garmin Forerunner 235 is a continuation of the forerunner series. It's known to become one of the famous smartwatches which are packed with various fitness and health features. The lens of this watch is made of chemically strengthened glass. Similarly, the band is made of silicone and is available in a wide variety of gorgeous colors that look even more stylish. It is a lightweight watch and can be comfortably worn on your wrist. You can stay on pace with your records on this device. It comes with smart features and GPS sensors. Moreover, you can pair it with your smartphone for connected features like smart notifications, audio prompts, and live tracking. Read More

Garmin Forerunner 645
Design

Forerunner 645 is the smartwatch that lets the user run and has a track without feeling the need for their phone on their side. By using this, watch, one will easily run without missing out on any smart features. This watch has all the modern features like responding to your emails, and message and therefore provide all important updates. The lens material of the product is made of corning gorilla glass. Similarly, the strap material is made of silicone and the bezel material is made of highly durable stainless steel. The forerunner 645 is available in these colors i.e. black, cerise color, and sandstone. Read More

Specifications:

1.23""

Screen Size

1.2""

Touch Screen

215 x 180px

Resolution

240 x 240px
42gg

Weight

41.8gg
-20°C℃

Min Temperature

Replaceable Band

mm

Band Width

20mmmm
60°C℃

Max Temperature

Waterproof

Screen protection

216h

Battery Life

168h

Garmin Forerunner 235
Specifications

Garmin Forerunner 235 offers a lot of specifications. The screen size is 1.2 inches. It has wireless display features with a 215 × 180 pixels display. The product dimensions are 1.77 × 1.77 × 0.46 inches. It is a lightweight watch and weighs about 1.6 ounces. This watch also comes with features like auto lap and auto pause features. Battery life is quite good for about 9 days in watch mode and 11 hours for GPS training. Also, it’s waterproof and therefore has a resistance of 5 ATM. Moreover, it works best in visible light and trans reflect memory in pixels. Forerunner 235 also requires one lithium-ion battery for better working and performance. Read More

Garmin Forerunner 645
Specifications

The forerunner 645 has a screen size of 1.2" (30.4 mm) diameter. There is no touchscreen available. The screen resolution of the product is 240 x 240 pixels. The total weight of forerunner 645 is around 41.8g. Also, it’s waterproof and has a depth rating of up to 5 ATM. The maximum operating temperature range is from -20º to 60ºC (from -4º to 140ºF). The watch band is replaceable and therefore one can change it based on their need. Equipped with a gorilla glass version, the battery life last up to 7 days. And with GPS mode it will last up to 14 days. Read More

Activity Tracking:

2hh

Charging Time

h

GPS Tracking

Route Tracking

Heart Rate Monitoring

Blood Oxygenation

Activity Detection

Distance Tracking

Step Tracking

Elevation Tracking

Bike Ccadence Monitoring

Sleep Tracking

Calories Intake Tracking

Calories Burned Tracking

Weight Tracking

Water Intake Tracking

Body Temperature

Sport Activities Tracking

Garmin Forerunner 235
Activity Tracking:

Forerunner 235 is found compatible with smartphones. It provides compatibility with Garmin maps as well. This device can control smartphone music as well. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. Whether you are on a trail or away from your working place, you will still receive texts, emails, and alerts. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This is done to view workout summaries, create goals, and much more. Read More

Garmin Forerunner 645
Activity Tracking:

There are various tracking features that the forerunner 645 adheres like the availability of GPS which will track the precise location of the user. Similarly, it is also equipped with a route tracker. There is a heart rate monitor available that will monitor the blood oxygenation levels. It also detects all the activities automatically like the distance traveled, the steps taken in a day, and an elevation crossed. The cadence sensor will calculate the average cadences in a day. The sleep tracker is also present. The weight tracking and calories burnt are also calculated. Lastly, with multi-sports mode available it will let the user perform various challenges. Read More

Compatibility & Connectivity

Android Compatibilty

Mac OS Compatibility

Syncs Wirelessly

Automatic Syncing

Wi-Fi Module

Cellular Module

Call Control

Sport Activities Tracking

Garmin Forerunner 235
Compatibility & Connectivity

Amazing tracking features make devices more interesting and can make our life a lot easier. It is a simple and stylish watch that keeps track of your pace, distance traveled, and calories burnt during a workout. It also identifies personal records like running etc. A virtual pacer is attached that compares the current pace to the target that you have set. You can also plan and share your running record at the Garmin Connect app. This watch will notify you when you have completed your target. It can show history for about 8 days. This device also tracks your heart rate. Moreover, kid-tracking features are also available. You can connect it with different challenges apps as well. Read More

Garmin Forerunner 645
Compatibility & Connectivity

Garmin Forerunner 645 is found compatible with both Android and iOS users. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly using Bluetooth technology. Moreover, it is also found compatible with Windows or Mac. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This also helps you to see the route you have traveled, and you can view the distance covered and activities summary as well. Read More

Bottom Line

Garmin Forerunner 235 Pros

  • Active screen display
  • Sleep and heart rate tracking
  • GPS and GLONASS
  • 5 ATM water resistance
  • Compatible with ANT+ straps
  • Can be connected to Garmin Apps

Garmin Forerunner 645 Pros

  • Lightweight
  • Easy to read
  • Comfortable to carry all-day
  • Physical buttons present
  • Great battery life
  • Advanced running metrics

Garmin Forerunner 235 Cones

  • Pace features are tricky.
  • No touch screen.
  • No topographical maps.
  • Lack of sensors like Altimeter, Barometer, etc.

Garmin Forerunner 645 Cones

  • No touchscreen
  • Glitchy Bluetooth connection
  • The music app is limited
  • Expensive